CA1226349A - Technique de thermographie - Google Patents

Technique de thermographie

Info

Publication number
CA1226349A
CA1226349A CA000423593A CA423593A CA1226349A CA 1226349 A CA1226349 A CA 1226349A CA 000423593 A CA000423593 A CA 000423593A CA 423593 A CA423593 A CA 423593A CA 1226349 A CA1226349 A CA 1226349A
Authority
CA
Canada
Prior art keywords
pulse
radiant energy
camera
thermal energy
energy
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000423593A
Other languages
English (en)
Inventor
William N. Reynolds
James M. Milne
John W. Child
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
UK Atomic Energy Authority
Original Assignee
UK Atomic Energy Authority
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by UK Atomic Energy Authority filed Critical UK Atomic Energy Authority
Application granted granted Critical
Publication of CA1226349A publication Critical patent/CA1226349A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/72—Investigating presence of flaws

Landscapes

  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Radiation Pyrometers (AREA)
  • Glass Compositions (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Resistance Heating (AREA)
CA000423593A 1982-03-18 1983-03-15 Technique de thermographie Expired CA1226349A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8207888 1982-03-18
GB8207888 1982-03-18

Publications (1)

Publication Number Publication Date
CA1226349A true CA1226349A (fr) 1987-09-01

Family

ID=10529088

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000423593A Expired CA1226349A (fr) 1982-03-18 1983-03-15 Technique de thermographie

Country Status (5)

Country Link
EP (1) EP0089760B1 (fr)
JP (1) JPS58172528A (fr)
AT (1) ATE28935T1 (fr)
CA (1) CA1226349A (fr)
DE (1) DE3373018D1 (fr)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8422873D0 (en) * 1984-09-11 1984-10-17 Secr Defence Static stress measurement in object
US4634291A (en) * 1984-11-26 1987-01-06 General Electric Company Coating thickness measurement
US4818118A (en) * 1984-11-26 1989-04-04 General Electric Company Coating thickness measurement
GB8431928D0 (en) * 1984-12-18 1985-01-30 Stevenson G M Non-destructively testing heat shrinkable sleeves
US4792683A (en) * 1987-01-16 1988-12-20 Hughes Aircraft Company Thermal technique for simultaneous testing of circuit board solder joints
US4872762A (en) * 1987-08-25 1989-10-10 Nkk Corporation Method and apparatus for detecting defective portion on inner surface of pipe
JPH01239443A (ja) * 1988-03-18 1989-09-25 Nkk Corp 管外面の欠陥検出方法およびその装置
GB8813423D0 (en) * 1988-06-07 1988-07-13 Atomic Energy Authority Uk Coating inspection
US4983836A (en) * 1988-06-30 1991-01-08 Nkk Corporation Method for detecting thinned out portion on inner surface or outer surface of pipe
FR2651322A1 (fr) * 1989-08-30 1991-03-01 Inst Textile De France Procede et installation de detection de corps etrangers en matiere synthetique presents dans une nappe de fibres naturelles.
CA2018344C (fr) * 1989-12-07 1995-12-12 Yoichi Yokoyama Contacts de relais electromagnetique resistants a une liaison par fusion
DE4030802C2 (de) * 1990-09-28 1998-01-29 Siemens Ag Meßanordnung zur berührungslosen Bestimmung der Dicke und/oder thermischen Eigenschaften von Folien und dünnen Oberflächenbeschichtungen und/oder der Absorptionseigenschaften inhomogener Materialien
DE4337840A1 (de) * 1993-11-05 1995-05-11 Degussa Verfahren zum Prüfen der Wärmedämmwirkung von Körpern, insbesondere von Wärmedämmkörpern
US5622430A (en) * 1993-11-05 1997-04-22 Degussa Aktiengesellschaft Method of testing the heat insulation action of bodies especially of heat insulation bodies
US5963660A (en) * 1996-09-26 1999-10-05 The Boeing Company Method and apparatus for detecting and measuring laps and gaps in composite materials
US6013915A (en) * 1998-02-10 2000-01-11 Philip Morris Incorporated Process control by transient thermography
NO311174B1 (no) * 1999-02-02 2001-10-22 Tritec As Fremgangsmåte for kontroll av skjöt mellom plastdeler
GB9924425D0 (en) * 1999-10-16 1999-12-15 British Aerospace Material analysis
WO2002048720A2 (fr) * 2000-12-11 2002-06-20 Art Advanced Research Technologies, Inc / Art Recherches Et Technologies Avancées, Inc. Procede et dispositif de detection de defauts par apport local d'energie thermique d'impulsions laser fines
EP1262765A1 (fr) * 2001-05-28 2002-12-04 Solectron GmbH Procédé et appareil pour la détection de défauts dans des plaquettes brutes de circuits imprimés
FR2849197A1 (fr) * 2002-12-20 2004-06-25 Usinor Procede et dispositif de controle photothermique de flans d'aciers colles
ES2244319B2 (es) * 2004-03-11 2006-06-16 Eads Construcciones Aeronauticas, S.A. Procedimiento para la certificacion de mantas termicas mediante termografia infrarroja.
US8055054B2 (en) 2006-12-15 2011-11-08 General Electric Company Method and apparatus for thermographic nondestructive evaluation of an object
US7549789B2 (en) 2007-06-20 2009-06-23 General Electric Company Method and apparatus for thermographic nondestructive evaluation of an object
US8393784B2 (en) * 2008-03-31 2013-03-12 General Electric Company Characterization of flaws in composites identified by thermography
US9500611B2 (en) 2013-09-26 2016-11-22 General Electric Company Lamp assembly for a thermographic nondestructive evaluation system
US10175186B2 (en) 2016-09-28 2019-01-08 Amazon Technologies, Inc. Thermographic inspection process for composite vehicle and components
US10168217B2 (en) 2016-09-28 2019-01-01 Amazon Technologies, Inc. Automated thermographic inspection for composite structures
WO2018064104A1 (fr) * 2016-09-28 2018-04-05 Amazon Technologies, Inc. Inspection thermographique automatisée pour structures composites

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3672204A (en) * 1970-04-08 1972-06-27 Atomic Energy Commission Transient thermal method and means for nondestructively testing a sample
US3808439A (en) * 1972-04-24 1974-04-30 Us Army Laser illumination thermal imaging device for nondestructive testing
US3803413A (en) * 1972-05-01 1974-04-09 Vanzetti Infrared Computer Sys Infrared non-contact system for inspection of infrared emitting components in a device
FR2381304A1 (fr) * 1977-02-18 1978-09-15 Nippon Steel Corp Appareil et procede pour detecter une crique a la surface d'un materiau porte a haute temperature

Also Published As

Publication number Publication date
ATE28935T1 (de) 1987-08-15
DE3373018D1 (en) 1987-09-17
JPS58172528A (ja) 1983-10-11
JPH0522175B2 (fr) 1993-03-26
EP0089760A2 (fr) 1983-09-28
EP0089760A3 (en) 1985-02-06
EP0089760B1 (fr) 1987-08-12

Similar Documents

Publication Publication Date Title
CA1226349A (fr) Technique de thermographie
US9519844B1 (en) Infrared thermographic methods for wrinkle characterization in composite structures
US4854724A (en) Method of and apparatus for thermographic evaluation of spot welds
Montinaro et al. Detection and characterisation of disbonds on Fibre Metal Laminate hybrid composites by flying laser spot thermography
JPH09311029A (ja) トンネル壁面の剥離検出装置
CN106706709A (zh) 一种线扫描激励连续大面积红外热成像检测方法
GB2220065A (en) Coating inspection
Woolard et al. Line scan versus flash thermography: Comparative study on reinforced carbon-carbon
Busse From photothermal radiometry to lock-in thermography methods
Milne et al. Application of thermal pulses and infrared thermal imagers for observing sub-surface structures in metals and composites
Cielo et al. Thermal sensing for industrial quality control
Cramer et al. Thermal characterization of defects in aircraft structures via spatially controlled heat application
Wang et al. Flying laser spot thermal wave IR imaging of horizontal and vertical cracks
Winfree et al. Single-sided thermal diffusivity imaging in composites with a shuttered thermographic inspection system
Maldague et al. Processing of thermal images for the detection and enhancement of subsurface flaws in composite materials
Zalameda et al. Investigation of uncooled microbolometer focal plane array infrared camera for quantitative thermography
Tretout et al. Transient Thermal Technique For Infrared Non Destructive Testing Of Composite Materials
GB2237113A (en) Thermographic inspection
Winfree et al. Single sided thermal diffusivity imaging with a shuttered thermographic inspection system
Maldague et al. Subsurface flaw detection in reflective materials by thermal-transfer imaging
Hartikainen et al. Fast infrared line-scanning method and its applications
Bison et al. Crawling spot thermal nondestructive testing (NDT) for plaster inspection and comparison with dynamic thermography with extended heating
Maldague et al. Subsurface flaw detection in reflective materials by thermal-transfer imaging
Unnikrishnakurup et al. Crack Detection in Metallic Components with Varying Surface Characteristics Using Laser Spot Scanning Thermography
RU98110986A (ru) Способ контроля сплошности листового проката и устройство для его осуществления

Legal Events

Date Code Title Description
MKEX Expiry